1.3.5 Energy Transfer Reactions
1.3.6 Structural Role of
Biomolecules
Follow-Me – iQuiz
Q. What term is used to describe a cellular reaction in which
large molecules are broken down to smaller ones?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Give an example of a catabolic reaction in an animal.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
CONGRATULATIONS
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Q. Give an example of an anabolic reaction in a plant.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Is energy release a feature of anabolic or catabolic reactions?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
CONGRATULATIONS
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Q. Is protein synthesis an anabolic or catabolic process?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Is the conversion of ADP to ATP an anabolic or catabolic
process?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Are the reactions in which product molecules are larger than
substrate molecules anabolic or catabolic processes?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Name a monosaccharide and state a role for it in living
organisms.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Cellulose is a polysaccharide. What is it formed from?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. State a role for cellulose in living organisms.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. True or False. Anabolism is the breaking down of large
molecules.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Name a polysaccharide that has a different role to cellulose.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Give an example of a protein that has a structural role.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Cellulose is an example of a structural …
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. What is the role of the polysaccharide starch or glycogen?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Where precisely in a plant cell would you expect to find
cellulose?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
CONGRATULATIONS
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Q. Give a role of lipids in cells.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Name the protein found in human hair, nails and skin.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. State two functions of fats in the human body.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
CONGRATULATIONS
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Q. Give one structural function of proteins in living organisms.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. Give one metabolic function of proteins in living organisms.
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. An example of a water-soluble vitamin is …
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. What reagent or chemicals did you use to test for protein?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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Q. In the test for protein what colour change occurred if protein
was present?
Anabolic
Component of cell membranes;
Phospholipid; Lipoprotein;
Energy storage
Insulation; Energy; Storage;
Cell membrane; Structural
B; C
Energy storage
Keratin
Biuret; Copper sulphate
and sodium hydroxide
Enzymes; Immunity;
Antibodies
Keratin; Myosin; Elastin;
Collagen
TRUE
Photosynthesis; Protein
synthesis; Replication
Carbohydrate;
Polysaccharide
FALSE
Catabolic
Glucose; Lactose; Ribose
– Energy
Purple; Violet.
Cell wall
Glucose; Monosaccharide
molecules
Respiration; Digestion;
Deamination
Cell wall formation
Growth and repair of muscle
(myosin); Hair (keratin); Nails;
etc.
Starch; Glycogen
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